Electric kettle



FIG. 1 is a top and rear perspective view of an electric kettle showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof from the left of FIG. 2;

FIG. 4 is a side elevational view thereof from the right of FIG. 2;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a top plan view thereof.

Material shown in broken lines is not claimed.

The bottom of the electric kettle is not seen in use and its appearance is not claimed. 

The ornamental design for an electric kettle, as shown and described. 